Developer Builds Shoots: An Event-Driven AI Agent System for Photo Analysis

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A developer created Shoots, a hybrid Android and web photography companion app, as an entry for the All Things Agentic Hackathon. The system uses an event-driven architecture where photos flow through a pipeline of AI agents — including a Technician, Composer, Storyteller, and Synthesizer — each analyzing different aspects of an image. Google Cloud Pub/Sub coordinates durable background tasks between agent stages, while Google's Agent Development Kit (ADK) manages the model orchestration panel internally. The codebase is deliberately separated by responsibility, with a pure domain layer containing no I/O that enforces rules all other layers must follow. To handle duplicate message delivery, the system uses stable source references and timed leases, ensuring expensive AI analysis is not repeated unnecessarily.

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ProgrammingDEV Community ·

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